425939363136 has 420 divisors, whose sum is σ = 1516166737536. Its totient is φ = 117769075200.

The previous prime is 425939363119. The next prime is 425939363137. The reversal of 425939363136 is 631363939524.

425939363136 is a `hidden beast` number, since 4 + 2 + 593 + 9 + 36 + 3 + 13 + 6 = 666.

425939363136 is digitally balanced in base 4 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425939363137) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 7847451 + ... + 7901541.

Almost surely, 2^425939363136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425939363136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (758083368768).

425939363136 is an abundant number, since it is smaller than the sum of its proper divisors (1090227374400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425939363136 is a wasteful number, since it uses less digits than its factorization.

425939363136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54160 (or 54134 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 54.

The spelling of 425939363136 in words is "four hundred twenty-five billion, nine hundred thirty-nine million, three hundred sixty-three thousand, one hundred thirty-six".